MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://midufefew.ru/strik?utm_term=my+samsung+tv+does+not+show+picture PDF link annotation
- http://vnatural.space/stick_war_legacy_2_multiplayerbwg9i.pdfIn PDF document text
- https://buxodofuluni.weebly.com/uploads/1/3/4/8/134875319/sazalipefupe.pdfIn PDF document text
- https://limorevoxa.weebly.com/uploads/1/3/4/6/134611026/4db6ee3fa82.pdfIn PDF document text
- http://nakidki-alkantara.xyz/19276045081n7b1p.pdfIn PDF document text
- http://soldonlakewood.com/curso_de_ingles_mec_2020qjozj.pdfIn PDF document text
- https://vudiwajexisipu.weebly.com/uploads/1/3/4/0/134096418/05d3a5.pdfIn PDF document text
- https://wudowured.weebly.com/uploads/1/3/0/8/130873715/wisamojamup.pdfIn PDF document text
- http://jusapp.club/what_is_the_vector_v_1_from_point_o_to_point_ewp5sc.pdfIn PDF document text
- http://sedouche.xyz/jakadebasinazefojemiveds9ee2.pdfIn PDF document text
- http://istlan.fun/120852090632g3pb.pdfIn PDF document text
- https://lagukekejase.weebly.com/uploads/1/3/0/8/130815031/tusizeroxobi_fatisizozo_wufuzawadumo_rosejagutixuwi.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/wizuluworafid/letugiragulugosizujovog.pdfIn PDF document text
- https://2e03c77f-99cc-4591-9807-54d8d49c9ce6.filesusr.com/ugd/759733_c7c0affb7dd04bc9be6b2b3369dab4a1.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/petubapizo/zebakobu.pdfIn PDF document text
- https://s3.amazonaws.com/xubifupi/64883048768.pdfIn PDF document text
- https://54179944-c6a3-49b3-9462-5d1939b6aff2.filesusr.com/ugd/49f5ef_981d52f7b3734efeab941fd0e63c12dd.pdf?index=trueIn PDF document text
- https://0df6220b-9630-4647-aab6-0d9db69b9d59.filesusr.com/ugd/8b97dd_327fc5513f1c49c48b7b8c8857924ebf.pdf?index=trueIn PDF document text
- https://ba3a7bb5-edd2-4228-b29c-cf272df6a868.filesusr.com/ugd/bd1c09_fccbf8f22de04c9e84f59f30b26311d2.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/nonabafat/wunuragurorexezep.pdfIn PDF document text
- https://5ce19dfa-329f-495d-88d1-e1e7834d9072.filesusr.com/ugd/d902bb_acf8b506012f462faeda14d1324e7d74.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/tufitijinexu/35241721922.pdfIn PDF document text
- https://d3dd75b0-514a-4dbf-a1f7-973a5b421fb1.filesusr.com/ugd/5b46ec_61b2def066ea4aa3bf904a69abd9ffb3.pdf?index=trueIn PDF document text
- https://edb7bb8d-792a-4213-93ec-7f573d37cc74.filesusr.com/ugd/bfd504_4b5638ddef3b43c0a1052671b32380d4.pdf?index=trueIn PDF document text
- https://c4cd0dbc-23d7-4f11-b65f-2561cec8abe5.filesusr.com/ugd/516793_471b4b79fd074384bfc39e4702508cee.pdf?index=trueIn PDF document text
- https://f039f7e9-c7fa-441d-bf3d-2f0e35d6be10.filesusr.com/ugd/80685d_70b25bc62fd642a6a294a4e3bd324994.pdf?index=trueIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000110b4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110B4 | 5716 bytes |
SHA-256: 27fd855c69a59a2fea95ba711a8b535b1b25b9d52131a1637eaf902b0148e744 |
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font_01_sfnt_off00012430.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12430 | 11120 bytes |
SHA-256: ee260a4dcd548f73a14fa2eda65fd3c5b5fe3ebb94543157475522bb38395c79 |
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